experimental research
[ɪk-ˈsper-ə-ˈmen-təl ˈri-ˌsərch]
nounpl: experimental research (uncountable) / experimental researches (countable)
pesquisa experimental
1. A systematic investigation or study conducted to test a hypothesis or discover new facts through controlled experiments with variables manipulated to observe effects
The laboratory conducted experimental research to determine the effectiveness of the new vaccine.
O laboratório realizou pesquisa experimental para determinar a eficácia da nova vacina.
2. Scientific inquiry involving the deliberate manipulation of variables under controlled conditions to establish cause-and-effect relationships
Experimental research in psychology requires careful control of environmental factors.
A pesquisa experimental em psicologia requer controle cuidadoso de fatores ambientais.
3. A methodological approach that contrasts with observational or theoretical research by actively testing propositions through empirical testing
Unlike observational studies, experimental research allows researchers to establish causation.
Ao contrário dos estudos observacionais, a pesquisa experimental permite que pesquisadores estabeleçam causalidade.
In both Brazilian and American academic cultures, experimental research is highly valued as the gold standard for establishing scientific validity. In Brazil, experimental research methodologies are emphasized in graduate programs and institutional review boards (IRBs/CEPs - Comitês de Ética em Pesquisa) regulate such studies. In the USA, experimental research is fundamental to fields like medicine, psychology, and engineering, and is subject to rigorous oversight by Institutional Review Boards. The term carries significant prestige in both cultures as it implies rigor, objectivity, and reproducibility.
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